General Microbiology Documents

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CHAPTER 11
Genetic Engineering and Biotechnology
The simple addition, deletion, or manipulation of a single trait in an organism
or molecule to create a desired change
Major tool: recombinant DNA technology
Genetic material can be shared across different

Unit 3- Microbial Diversity; Chapter 14 Functional Diversity
The place of Ch. 14 within Unit 3: Unit 3 is comprised of 6 chapters each taking a
different look at microbial diversity. Chapter 12 begins the discussion of microbial
diversity starting at the

Chapter 12: Microbial Evolution and Systematics
12.1 Formation and Early History of Earth
Origin of Earth
o Earth formed 4.5 billion years ago based on analyses of slowly decaying radioactive
isotopes and fossils
o Inhospitable conditions on Earth: Charac

10/15/15
Fermenta-on
Big picture:
A process that occurs in the absence of external electron acceptors;
ATP is formed by substrate level phosphoryla-on;
Redox balance is achieved by excre-on of fermenta-on products;

Package Title: Test Bank
Course Title: Wessner1e
Chapter Number: 16
Question Type: Multiple Choice
1) Which one of the following is an extrinsic factor that affects that rate of food spoilage?
a) The storage temperature
b) The pH of the food
c) The skin o

Package Title: Test Bank
Course Title: Wessner1e
Chapter Number: 17
Question Type: Multiple Choice
1) Which of these is TRUE of an ectosymbiont?
a) It is always harmful to the host.
b) It is either harmful or beneficial to the host.
c) It is always benefi

Package Title: Test Bank
Course Title: Wessner1e
Chapter Number: 22
Question Type: Multiple Choice
1) Which is TRUE of an acute viral infection?
a) They rarely occur.
b) They occur over a long period of time.
c) They result in a slow onset of symptoms.
d)

Chapter 9: Viral Genomes and Diversity
9.2 Viral Evolution
Viruses and the Transition from an RNA to a DNA World
o RNA viruses first evolved DNA as a modification mechanism to protect their genomes
from cellular ribonucleases that could destroy them
o DNA

3/25/15
Microbial ecology
March 26 Apr. 2, 2015
(Ch. 18 22)
Microbial ecology: how microorganisms affect
and are affected by the environment
Diversity and activity in the environment
Why does it matter?
Relates to environmental microbiology:

3/8/15
March 9, 2015
Lecture 13: Microbial Diversity
(Ch. 15, 16, 17)
very quick journey
Your are expected to know the material
that is covered and highlighted in this
lecture
An overview - I
ARCHAEA
BACTER

Chapter 12
I.
II.
III.
IV.
The Origin of Life
Living Fossils: DNA Record
Microbial Evolution
Microbial Systematics
I.
Origin and Diversification of Life (12.1)
Earth is 4.5 GY years old
How do we know when life started? Fossils and light stable
isotopes

CHAPTER 10: BACTERIAL GENETICS
Genotype: the precise genetic makeup of an organism. It is designated by three
lowercase letters followed by a capital letter (all in italics).
Example: hisC, which indicates the gene encoding for an enzyme in the
biosynthet

CHAPTER 1: Microorganisms and Microbiology
Elements of Microbial Structure
Cytoplasmic membrane = a permeability barrier that separates the inside of
the cell, the cytoplasm, from the outside
Cytoplasm = a mixture of macromolecules (proteins, lipids, nu

Chapter 6, lecture 6: Microbial Genomics
Investigating genomes
Microbial genomes
Functional genomics
Evolution of genomes (what will be on test)
Genome gives you an overview of the biochemical processes that go on in the
microorganism
DNA sequencing: the